241. Shallow ground water in the Boulder-Fort Collins-Greeley area, Front Range urban corridor, Colorado, 1975-77 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Lakewood, Colorado : U.S. Department of the Interior, U.S. Geological Survey, 1983 Resource Type: Map Access & Availability: Loading
242. Trends and fluctuations in the potentiometric surface of the Floridan aquifer, West-central Florida 1961-1980 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Tallahassee, Florida : Department of the Interior, United States Geological Survey, 1983 Resource Type: Map Access & Availability: Loading
243. Water table in rocks of Cenozoic and Paleozoic age, 1980, Yucca Flat, Nevada Test Site, Nevada Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Denver, Colorado : Open-File Services Section, Western Distribution Branch, U.S. Geological Survey Resource Type: Map Access & Availability: Loading
244. Water-level changes in the High Plains regional aquifer, northwestern Oklahoma, predevelopment to 1980 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Oklahoma City, Oklahoma : U.S. Department of the Interior, U.S. Geological Survey, 1983 Resource Type: Map Access & Availability: Loading
245. Map showing the difference between the potentiometric surfaces of the Magothy aquifer of September 1975 and September 1982 in Southern Maryland Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Denver, Colorado : Open-File Services Section, Western Distribution Branch, U.S. Geological Survey Resource Type: Map Access & Availability: Loading
246. Map showing the potentiometric surface of the Magothy aquifer in Southern Maryland, September 1982 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Towson, Maryland : United States Department of the Interior, Geological Survey, 1982 Resource Type: Map Access & Availability: Loading
247. Water-level maps of the alluvial aquifer northwestern Mississippi, April 1982 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Jackson, Mississippi : Department of the Interior, United States Geological Survey, 1982 Resource Type: Map Access & Availability: Loading